对水表的选型，要（）方面进行综合考虑 ["从技术角度了解各种水表的技术特点和不足","从经济方面了解产品价格及性能价格比的情况","结合国家对水表管理政策和当地供水部门对抄表收费方法的规定","以上三项"]
感知。
What are two design guidelines for VoIP networks？（） [" Delay should be no more than 10 ms."," Loss should be no more than 1 percent."," Jitter should be less then 40 ms."," Managed bandwidth is strongly recommended for voice control traffic."]
申请经营国际快递业务经营许可的，注册资本的要求是多少？
学校的权利是指其在（）活动中依法享有的权利。
妇产科护理伦理要求是什么？
